Siemens neozed screw fuse cap d01 d02 porcelain without fuse verifier siemens 5sh4363 the siemens 5sh4363 is a screwable fuse cap that has been manufactured from porcelain it is supplied in do2 size and has been designed for use with the neozed fuse system the fuse cap is supplied without a blown fuse indicator the ceramic cap is used particularly in the harsh environments of industrial applications and ideal for single and three pole fuse bases siemens 5sh4363 sealable screw cap d0